Stomach Flu January 2024. Outbreaks surged this winter after the holidays, but cases of the nasty. The main symptoms are nausea, vomiting, diarrhea, and/or stomach cramping.
This very common condition can be caused by viruses, bacteria or parasites. Norovirus, the highly contagious stomach bug that causes vomiting and diarrhea, is still spreading in the united states.